On Thu, May 19, 2011 at 04:51:29PM -0400, Laine Stump wrote:
> From: Michal Privoznik <mprivozn@xxxxxxxxxx>
>
> ---
> src/conf/interface_conf.c | 45 ++++++++++++++++++++++++
> src/conf/interface_conf.h | 4 ++
> src/test/test_driver.c | 83 +++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 132 insertions(+), 0 deletions(-)
>
> diff --git a/src/conf/interface_conf.c b/src/conf/interface_conf.c
> index f3848bd..4ff68aa 100644
> --- a/src/conf/interface_conf.c
> +++ b/src/conf/interface_conf.c
> @@ -1227,6 +1227,51 @@ void virInterfaceObjListFree(virInterfaceObjListPtr interfaces)
> interfaces->count = 0;
> }
>
> +int virInterfaceObjListClone(virConnectPtr conn,
> + virInterfaceObjListPtr src,
> + virInterfaceObjListPtr dest)
> +{
> + int ret = -1;
> + unsigned int i, cnt;
> +
> + if (!src || !dest)
> + goto end;
> +
> + cnt = src->count;
> + for (i = 0; i < cnt; i++) {
> + virInterfaceDefPtr def = src->objs[i]->def;
> + virInterfaceDefPtr backup;
> + virInterfaceObjPtr iface;
> + char *xml = virInterfaceDefFormat(def);
> +
> + if (!xml) {
> + virReportOOMError();
> + goto no_memory;
Bogus - virInterfaceDefFormat can fail for several reasons and
it alrady reports the error
> + }
> +
> + if ((backup = virInterfaceDefParseString(xml)) == NULL) {
> + VIR_FREE(xml);
> + goto no_memory;
> + }
> +
> + VIR_FREE(xml);
> + if ((iface = virInterfaceAssignDef(dest, backup)) == NULL)
> + goto no_memory;
> +
> + virInterfaceObjUnlock(iface);
> +
> + conn->refs++;
> + }
> +
> + ret = cnt;
> +end:
'end:' is not following our naming conventions. It should be 'cleanup:'
> + return ret;
> +
> +no_memory:
> + virInterfaceObjListFree(dest);
> + goto end;
> +}
> +
> virInterfaceObjPtr virInterfaceAssignDef(virInterfaceObjListPtr interfaces,
> const virInterfaceDefPtr def)
> {
> diff --git a/src/conf/interface_conf.h b/src/conf/interface_conf.h
> index 6073b49..870a8ee 100644
> --- a/src/conf/interface_conf.h
> +++ b/src/conf/interface_conf.h
> @@ -192,6 +192,10 @@ virInterfaceObjPtr virInterfaceFindByName(const virInterfaceObjListPtr
> void virInterfaceDefFree(virInterfaceDefPtr def);
> void virInterfaceObjFree(virInterfaceObjPtr iface);
> void virInterfaceObjListFree(virInterfaceObjListPtr vms);
> +int virInterfaceObjListClone(virConnectPtr conn,
> + virInterfaceObjListPtr src,
> + virInterfaceObjListPtr dest);
> +
>
> virInterfaceObjPtr virInterfaceAssignDef(virInterfaceObjListPtr interfaces,
> const virInterfaceDefPtr def);
> diff --git a/src/test/test_driver.c b/src/test/test_driver.c
> index e86bc4e..b58c5d2 100644
> --- a/src/test/test_driver.c
> +++ b/src/test/test_driver.c
> @@ -85,6 +85,8 @@ struct _testConn {
> virDomainObjList domains;
> virNetworkObjList networks;
> virInterfaceObjList ifaces;
> + bool transaction_running;
> + virInterfaceObjList backupIfaces;
> virStoragePoolObjList pools;
> virNodeDeviceObjList devs;
> int numCells;
> @@ -3455,6 +3457,84 @@ cleanup:
> return ret;
> }
>
> +static int testInterfaceChangeBegin(virConnectPtr conn,
> + unsigned int flags ATTRIBUTE_UNUSED)
> +{
> + testConnPtr privconn = conn->privateData;
> + int ret = -1;
> +
> + testDriverLock(privconn);
> + if (privconn->transaction_running) {
> + testError(VIR_ERR_OPERATION_INVALID, _("there is another transaction "
> + "running."));
Splitting the string over 2 lines here is not nice. Just move
the entire _("....") to the next line, instead of breaking
it half way through. Likewise for the other 2 APIs
> + goto cleanup;
> + }
> +
> + privconn->transaction_running = true;
> +
> + if (virInterfaceObjListClone(conn, &privconn->ifaces,
> + &privconn->backupIfaces) < 0)
> + goto cleanup;
> +
> + ret = 0;
> +cleanup:
> + testDriverUnlock(privconn);
> + return ret;
> +}
> +
> +static int testInterfaceChangeCommit(virConnectPtr conn,
> + unsigned int flags ATTRIBUTE_UNUSED)
> +{
> + testConnPtr privconn = conn->privateData;
> + int ret = -1;
> +
> + testDriverLock(privconn);
> +
> + if (!privconn->transaction_running) {
> + testError(VIR_ERR_OPERATION_INVALID, _("no transaction running, "
> + "nothing to be commited."));
> + goto cleanup;
> + }
> +
> + virInterfaceObjListFree(&privconn->backupIfaces);
> + privconn->transaction_running = false;
> +
> + ret = 0;
> +
> +cleanup:
> + testDriverUnlock(privconn);
> +
> + return ret;
> +}
> +
> +static int testInterfaceChangeRollback(virConnectPtr conn,
> + unsigned int flags ATTRIBUTE_UNUSED)
> +{
> + testConnPtr privconn = conn->privateData;
> + int ret = -1;
> +
> + testDriverLock(privconn);
> +
> + if (!privconn->transaction_running) {
> + testError(VIR_ERR_OPERATION_INVALID, _("no transaction running, "
> + "nothing to rollback."));
> + goto cleanup;
> + }
> +
> + virInterfaceObjListFree(&privconn->ifaces);
> + privconn->ifaces.count = privconn->backupIfaces.count;
> + privconn->ifaces.objs = privconn->backupIfaces.objs;
> + privconn->backupIfaces.count = 0;
> + privconn->backupIfaces.objs = NULL;
> +
> + privconn->transaction_running = false;
> +
> + ret = 0;
> +
> +cleanup:
> + testDriverUnlock(privconn);
> + return ret;
> +}
Regards,
Daniel
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